Home / 1,106,139.28-1,659,553.41-396,173.47

Finding the Fourth Proportional to 1,106,139.28, 1,659,553.41 and 396,173.47

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Solution

The fourth proportional to 1,106,139.28, 1,659,553.41 and 396,173.47 is: 594,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,139.28 : 1,659,553.41 = 396,173.47 : x
  2. Step 2: Convert to fraction form
    1,106,139.28/1,659,553.41 = 396,173.47/x
  3. Step 3: Cross multiply
    1,106,139.28x = 1,659,553.41 × 396,173.47
  4. Step 4: Simplify right side
    1,106,139.28x = 657,471,033,090.03
  5. Step 5: Solve for x
    x = 657,471,033,090.03/1,106,139.28
  6. Step 6: Final answer
    x = 594,383.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.